View Compilation Error

0_0_3985832_7887.c: In function `floyd':
0_0_3985832_7887.c:7: error: 'for' loop initial declaration used outside C99 mode
0_0_3985832_7887.c:8: error: 'for' loop initial declaration used outside C99 mode
0_0_3985832_7887.c:11: error: 'for' loop initial declaration used outside C99 mode
0_0_3985832_7887.c: In function `main':
0_0_3985832_7887.c:22: error: 'for' loop initial declaration used outside C99 mode
0_0_3985832_7887.c:23: error: 'for' loop initial declaration used outside C99 mode
0_0_3985832_7887.c:27: error: redefinition of 'i'
0_0_3985832_7887.c:22: error: previous definition of 'i' was here
0_0_3985832_7887.c:27: error: 'for' loop initial declaration used outside C99 mode